Earthquake shakes Mexico City

MEXICO CITY -- Earthquakes shook Mexico City on Tuesday, causing buildings to sway in the capital and sending thousands fleeing into the streets as an earthquake alarm sounded.

There were no immediate reports of damages or injuries. Mexico Seismology Service said the quake had a magnitude of 5.9 and was centered about 30 miles (50 kilometers) southwest of Pinotepa Nacional on the Pacific Coast.